Olive Tree Killer Bacteria
A deadly plant disease affecting olive trees across europe could cause losses of more than 20bn over the next 50 years researchers said.
Olive tree killer bacteria. The microbe hampers fluid movement in affected plants making their leaves and branches dry out and die. About half the world s olive oil comes from spain s estimated 340. Bacteria that is destroying ancient olive groves in the apulia region of southern italy is very likely to spread to other areas of europe says report a killer bacterium that has affected several. Olives on an olive tree.
The bacteria xylella fastidiosa which is spread by. The french agriculture ministry announced the discovery of the bacterium xylella fastidiosa known as. Spanish officials have confirmed the arrival of xylella fastidiosa a pathogen deadly to olive trees on the country s mainland. The bacterium invades and multiplies within the plants xylem vessels which transport water and nutrients.
Olive knot bacteria pseudomonas syringae pv savastanoi also rides on fall rains and enters wounds in tree bark caused by pruning and winter freezes. A deadly bacteria kills olive trees across southern europe a deadly pathogen is killing olive trees in italy greece and spain three countries responsible for 95 of europe s olive oil. The bacteria called xylella fastidiosa or olive leaf scorch have affected thousands of trees in italy s southernmost apulia region. Herbalists have long recommended olive leaves powerfully resistant to invasion by microbes and insects as a natural antiviral.
A deadly disease estimated to have killed a million olive trees in italy has spread to france. Spring pruning and preventative copper sprays. Olive quick decline syndrome is a disease caused by a bacterium called xylella fastidiosa. Insects spread the disease to new plants.